IceOnFire, welcome to JOF. I just picked up a F150 FX4 Ecoboost, love the truck. I have not towed my x20e yet (still in my breakin period), but with 11k of towing capacity with the 3.73 backend I don't think it will have any problem.
2013 Jayco JayFlight 26RKS
2013 Ford F150 Ecoboost FX4
2003 Coleman Bayside / 2011 Jayco Jayfeather X20E -- RIP
2012 Tacoma Sport DCSB / 2013 Tundra SR5 - RIP